IT1074885B - PISTONS FOR INTERNAL COMBUSTION ENGINES - Google Patents

PISTONS FOR INTERNAL COMBUSTION ENGINES

Info

Publication number
IT1074885B
IT1074885B IT24584/77A IT2458477A IT1074885B IT 1074885 B IT1074885 B IT 1074885B IT 24584/77 A IT24584/77 A IT 24584/77A IT 2458477 A IT2458477 A IT 2458477A IT 1074885 B IT1074885 B IT 1074885B
Authority
IT
Italy
Prior art keywords
pistons
internal combustion
combustion engines
engines
internal
Prior art date
Application number
IT24584/77A
Other languages
Italian (it)
Original Assignee
Perkins Engines Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB24213/76A external-priority patent/GB1556177A/en
Application filed by Perkins Engines Ltd filed Critical Perkins Engines Ltd
Application granted granted Critical
Publication of IT1074885B publication Critical patent/IT1074885B/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F3/00—Pistons 
    • F02F3/02—Pistons  having means for accommodating or controlling heat expansion
    • F02F3/04—Pistons  having means for accommodating or controlling heat expansion having expansion-controlling inserts
    • F02F3/045—Pistons  having means for accommodating or controlling heat expansion having expansion-controlling inserts the inserts being located in the crown
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0603—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston at least part of the interior volume or the wall of the combustion space being made of material different from the surrounding piston part, e.g. combustion space formed within a ceramic part fixed to a metal piston head
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0636—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston the combustion space having a substantially flat and horizontal bottom
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/12—Details
    • F16J9/22—Rings for preventing wear of grooves or like seatings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B23/00—Other engines characterised by special shape or construction of combustion chambers to improve operation
    • F02B23/02—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition
    • F02B23/06—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
    • F02B23/0603—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston at least part of the interior volume or the wall of the combustion space being made of material different from the surrounding piston part, e.g. combustion space formed within a ceramic part fixed to a metal piston head
    • F02B2023/0612—Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston at least part of the interior volume or the wall of the combustion space being made of material different from the surrounding piston part, e.g. combustion space formed within a ceramic part fixed to a metal piston head the material having a high temperature and pressure resistance, e.g. ceramic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/14—Direct injection into combustion chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B3/00—Engines characterised by air compression and subsequent fuel addition
    • F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/02—Light metals
    • F05C2201/021—Aluminium
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/04—Heavy metals
    • F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
    • F05C2201/0448—Steel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Ceramic Engineering (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
IT24584/77A 1976-06-11 1977-06-10 PISTONS FOR INTERNAL COMBUSTION ENGINES IT1074885B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB24213/76A GB1556177A (en) 1976-06-11 1976-06-11 Pistons for internal combustion engines
GB3456576 1976-08-19

Publications (1)

Publication Number Publication Date
IT1074885B true IT1074885B (en) 1985-04-20

Family

ID=26256988

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24584/77A IT1074885B (en) 1976-06-11 1977-06-10 PISTONS FOR INTERNAL COMBUSTION ENGINES

Country Status (9)

Country Link
US (1) US4137887A (en)
JP (1) JPS52154914A (en)
BR (1) BR7703779A (en)
CA (1) CA1075984A (en)
DE (1) DE2726273A1 (en)
ES (1) ES459652A1 (en)
FR (1) FR2354451A1 (en)
IT (1) IT1074885B (en)
SE (1) SE7706748L (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2106433B (en) * 1981-09-22 1985-11-06 Ae Plc Squeeze casting of pistons
JPS59101566A (en) * 1982-12-03 1984-06-12 Ngk Insulators Ltd Engine parts
FR2537656B1 (en) * 1982-12-08 1987-12-24 Pechiney Aluminium PISTON INSERTS OF DIESEL ENGINES OF ALUMINUM-SILICON ALLOYS HAVING IMPROVED HOT RESISTANCE AND WORKABILITY
EP0115150B1 (en) * 1982-12-31 1987-03-25 Ae Plc Squeeze casting of pistons
GB2135222B (en) * 1983-02-04 1987-11-11 Ae Plc The reinforcement of pistons of aluminium or aluminium alloys
GB8413800D0 (en) * 1984-05-30 1984-07-04 Ae Plc Manufacture of pistons
GB8919466D0 (en) * 1989-08-26 1989-10-11 Wellworthy Ltd Pistons
US5241055A (en) * 1989-12-19 1993-08-31 Basf Aktiengesellschaft Reactive dyes with a reactive system based on alkenylsulfonyl and benzyl compounds as intermediates therefor
US5337714A (en) * 1993-09-03 1994-08-16 Deere & Company Engine piston with a dual combustion bowl lip radius
US5660156A (en) * 1996-05-16 1997-08-26 Zollner Corporation Cast piston having reinforced combustion bowl edge
DE19810883A1 (en) * 1998-03-13 1999-09-16 Ks Kolbenschmidt Gmbh Light metal piston for directly injected internal combustion engines
DE19848649C5 (en) 1998-10-22 2008-11-27 Peter Greiner Carbon piston for an internal combustion engine
JP3847028B2 (en) * 1999-07-30 2006-11-15 株式会社日立製作所 Piston for internal combustion engine and method for manufacturing the same
US6675761B2 (en) 2002-01-30 2004-01-13 Caterpillar Inc Ring band for a piston
US8276563B2 (en) * 2002-06-28 2012-10-02 Cummins, Inc. Internal combustion engine piston
DE102008031862A1 (en) * 2008-07-05 2010-01-07 Mahle International Gmbh Insert for piston of combustion engine, particularly diesel engines, has circulating fire land, circulating ring portion and circulating cooling duct, where piston head is provided with piston base having combustion recess
DE102008031864A1 (en) * 2008-07-05 2010-01-07 Mahle International Gmbh Insert for piston of internal combustion engine i.e. diesel engine, has supporting and cavity base parts that are arranged radially at distance from each other and connected with one another by covers, such that cooling channel is formed
JP5928265B2 (en) * 2012-09-07 2016-06-01 トヨタ自動車株式会社 Wear resistant ring, piston and internal combustion engine
US9765727B2 (en) 2014-03-03 2017-09-19 Federal-Mogul Llc One-piece piston featuring additive machining produced combustion bowl rim and cooling gallery
RU2681388C1 (en) * 2018-01-09 2019-03-06 Эмель Борисович Ахметов Engine with aluminum piston with steel insert on bottom thereof

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1946081A (en) * 1931-09-22 1934-02-06 Elektronmetall Gmbh Light metal piston
US3075817A (en) * 1961-02-28 1963-01-29 Harvey Aluminum Inc Reinforced light weight piston
US3251349A (en) * 1964-01-09 1966-05-17 Continental Aviat & Eng Corp Piston construction
DE2136594A1 (en) * 1970-07-30 1972-02-03 Mondial Piston Dott GaIh Ercole & C s p a , Turm (Italien) Piston with an insert made of a metal alloy based on copper and surrounding the mouth of the combustion chamber
DE2108288A1 (en) * 1971-02-20 1972-08-31 Schmidt Gmbh Karl Light alloy piston with ring carrier
DE2211690C3 (en) * 1972-03-10 1980-08-07 Karl Schmidt Gmbh, 7107 Neckarsulm Light metal pistons for internal combustion engines
DE2248008A1 (en) * 1972-09-29 1974-04-04 Daimler Benz Ag LIGHT ALLOY PISTON FOR AIR COMPRESSING INJECTION COMBUSTION MACHINES

Also Published As

Publication number Publication date
FR2354451B1 (en) 1981-05-08
JPS52154914A (en) 1977-12-23
BR7703779A (en) 1978-03-21
US4137887A (en) 1979-02-06
CA1075984A (en) 1980-04-22
SE7706748L (en) 1977-12-12
FR2354451A1 (en) 1978-01-06
DE2726273A1 (en) 1977-12-29
ES459652A1 (en) 1979-05-16

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